Battlefield 3 gets a magazine review

BF3 demo sound Recording Microphone Type, Position & Pre Amp Comparison by DICE

http://bfiii.blogspot.com/ http://bfiii.blogspot.com/ .

Gameplay trailer for pre alpha frostbite two engine

Patrick Bach, Executive Producer discusses BF3 with multiplayer demo

Video interviews with developers here:

http://www.gameinformer.com/b/features/archive/2011/03/01/the-technology-behind-battlefield-3.aspx